lilygo-t-can485.yaml

esphome:
  name: nibegw
  comment: Nibegw
  platform: ESP32
  board: esp32dev

# General ESPHome setup
api:
  reboot_timeout: 0s

ota:
  - platform: esphome
    password: !secret OTA_PASSWORD

logger:

wifi:
  ssid: !secret WIFI_SSID
  password: !secret WIFI_PASSWORD
  fast_connect: true # Fast connect to connect to my hidden network
  # It is recommended to disable powersave mode on wifi, to make sure the device does not miss UDP requests sent.
  power_save_mode: none
  # The device needs a static IP. Either do that here with the manual_ip node, or do it via another way (router)

# Load nibe component
external_components:
  - source: github://elupus/esphome-nibe

# Set pins required for LilyGo T-CAN485 board
output:
  - platform: gpio
    id: ENABLE_PIN # Enable the chip
    pin:
      number: GPIO19
      inverted: true
  - platform: gpio
    id: SE_PIN # Enable autodirection
    pin:
      number: GPIO17
      inverted: true
  - platform: gpio
    id: ENABLE_5V_PIN # Enable 5V pin for RS485 chip
    pin:
      number: GPIO16
      inverted: true

# Configure uart that will be used
uart:
  rx_pin: GPIO21
  tx_pin: GPIO22
  baud_rate: 9600

# Configure NibeGW
nibegw:
  udp:
    # The target address(s) to send data to. May be a multicast address.
    # When using Home Assistant: this is your Home Assistant IP.
    target:
      - ip: 192.168.255.254
        port: 9999 #The Nibe Home Assistant integration listens to 9999 by default 

    # List of source address to accept data from, may be empty for no filter
    source:
      - 192.168.255.254

    # Optional port this device will listen to to receive read requests. Defaults to 9999
    # read_port: 9999

    # Optional port this device will listen to to receive write request. Defaults to 10000
    # write_port: 10000

  acknowledge:
    - MODBUS40

  # Constant replies to certain requests cabe made
  constants:
    - address: MODBUS40
      token: ACCESSORY
      data: [
            0x0A, # MODBUS version low
            0x00, # MODBUS version high
            0x01, # MODBUS address?
      ]

# Some helper functions to restart ESPHome from HA
button:
- platform: restart
  name: Nibegw Restart
- platform: safe_mode
  name: Nibegw Safe Mode Boot